1997e-239 administration antitrustlaw capital competition cost-benefitanalysis economic economics evaluation financialmanagement ftc healthfacilities healthfacilityadministration healthfacilitymerger healthservicesadministration hospital hospitaladministration hospitalrestructuring lawandlegislation management medicalcare medicaleconomics mergers models multi-institutionalsystems organization rulesandpractice unitedstates veterans veterans'hospitals veteranshospitals witnesses wx157a588p1997